if f(x)= 3x-4, find f(-2) - f(3)​

Answers

Answer 1

Answer:

-15

Step-by-step explanation:

f(-2) = 3(-2) - 4 = -6 - 4 = -10

f(3) = 3(3) - 4 = 9 - 4 = 5

f(-2) - f(3)​ = -10 - 5 = -15


Related Questions

A
3
The ratings of a popular TV show are increasing. The number of
viewers can be modeled by the function, N (2) = 1.73(1.15)",
where x is the number of weeks after the first week of June and N(x) is
the number of viewers in terms of millions. Rounded to the nearest
hundredth, how many viewers are there when x = 5?

Answers

Answer:

I need. help to

Step-by-step explanation:

i dont now i need help to

*WILL MARK BRAINLIEST*
simplify the irrational number square root of 45, then estimate it to two decimal places.

Answers

Answer:

3[tex]\sqrt{5}[/tex] which is approx 6.71

Step-by-step explanation:

[tex]\sqrt{45}[/tex] = [tex]\sqrt{9}[/tex]·[tex]\sqrt{5}[/tex] = 3[tex]\sqrt{5}[/tex]

Gabrielle's age is three times Mikhail's age. The sum of their ages is 68 . What is Mikhail's age?

Answers

Answer:

17

Step-by-step explanation:

3x + x=68

68: 4= 17

Mikhail is 17

16. If x and y are positive integers such that the greatest
common factor of xy2 and xy” is 50, then which of
the following could equal y ?
F. 50
G. 25
H. 10
J. 5
K. 2

Answers

I think it will be 50 so that means is f

alguien me ayuda??






lo necesito hoy :ccccc ☕​

Answers

Answer:

no se entiende la imagen

Answer:

La A

Step-by-step explanation:

Mentira no se ve nada solo escoge la D de Dios

Solve the linear system of equations

3x+2y=7
-3x+4y=5

X=
Y=​

Answers

Answer :
X= 1 , Y = 2


Step-by-step explanation :

1.
Brady rented a car for two days at $25 a day plus
$0.15 per mile. If his total bill came to $102.50, how
many miles did Brady drive?

Answers

Answer:

He drove 350 miles.

Step-by-step explanation:

I need points.

Brady drove 16.67 miles extra.

What is division?

One type of operation in mathematics is division. We divide the expressions or numbers into the same number of components during this operation.

Given, Brady rented a car for two days at $25 a day plus $0.15 per mile.

His total bill is $102.50.

We divide the 102.50 by 25.

That means, 102.50 / 25

= 4 is quotient and 2.50 is remainder.

Now we divide 2.50 by 0.15

That means, 2.50 / 0.15

= 16.67 miles

Therefore, 16.67 miles, Brady drove.

For more information on the division, see ;

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what is this 59 divided 535

Answers

Answer:

9.07 [Rounded]

Step-by-step explanation:

535 divided by 59 is 9.07, which I rounded.

The value of the division 535 ÷ 59 is 9 with a remainder of 4 and the decimal form can be expressed as 9.067.

To find the value of division 535 ÷ 59, we can perform a long division.

To perform the calculation, we can use long division:

59 ) 535 ( 9

     - 531

     ______

         4

Divide the first digit of the dividend (5) by the divisor (59). Since 5 is less than 59, we bring down the next digit, making it 53.

Divide 53 by 59. The result is 0, as 53 is less than 59.

Bring down the next digit, making it 535.

Divide 535 by 59. The result is 9, as 59 can go into 535 nine times.

Multiply 9 by 59, which equals 531.

Subtract 531 from 535, which gives us a remainder of 4.

Therefore, the value of the division 535 ÷ 59 is 9 with a remainder of 4.

In decimal form, the division can be expressed as 9.067, indicating that 59 goes into 535 nine times with a remainder of 4.

To learn more about the division operation click here :

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Find the value of the following division:

535÷59

Write the measure in descending order 0.5m - 480mm - 55cm​

Answers

Answer:

480mm<55cm<0.5m

Step-by-step explanation:

millimeters means 100

centimeters means 10

meters means 1

there are 10mm in every 1cm and 100cm in every 1m

Answer:

55cm>0.5m>480mm

Step-by-step explanation:

as we know

1000mm=1m

100cm=1m

So we see

55=55cm

0.50=50cm

480=48cm

Hope it helps you thanks

Please mark as The Brainlist

Thank you

Please help with this look below! : )

Answers

Answer:

$0.40

Step-by-step explanation:

5.60/14 = .40

Solve h + 8 = -8
H= ?

Answers

You subtract 8 from both sides.

h = -16

h+8= -8

h=-8-8

h=(-16)

Hope it helps. Please mark brainliest.

eqfrtvwetsbhsrtzdvcsrtbdhv

Answers

Answer:

ERSEYHEFUHEFYUBREHFBHRBVYICRWHBG

Step-by-step explanation:

A forest covers 73,000 acres. A survey finds that 0.2% of the forest is old-growth trees. How many
acres of old-growth trees are there?
There are acres of old-growth trees.
Type an integer or a decimal)

Answers

Answer:

143 acres.

Step-by-step explanation:

To find how many acres of old-growth trees there are, we need to find what 0.2% of 73,000 is.

To find a percent of a number, multiply the percent by the number.

0.2% is equal to 0.002.

73,000 x 0.002 = 143

So, 143 acres of the forest is old-growth trees.

I would appreciate brainliest, if not that's ok!

How would u solve for x
8x-2=-9+7x

Answers

8x - 7x = -9 + 2
x = -7
step 1: move the terms
8x-7x = -9+2
step 2: calculate
8x-7x= x
-9+2= -7
so, x= -7. hope this helps!

From her yearly salary of $193,837, Alina spent a total of $102,938 on rent, bills, and personal items. About how much did she save?

Note: The values of salary and the total expense must be rounded off to the nearest thousand before estimation.

Answers

Answer:

92,000i think this is the answer

Solve tree he system of equations by the substitution method.
12x + 3y =8
-4x = y + 8

Answers

Answer:

8x + 2y

Step-by-step explanation:

12x + 3y = 8 you need to transfer the no. 8 to left since it's positive, it will be negative once you tranfer that and the result is this 8x + 3y -8 =0. Then do it again on the second given, -4x = y + 8.

Tranfer the y variable to left, y is positive then it will be a negative. No need to transfer the no. 8. Then the result would be -4x - y + 8=0

To this solve this, wrote it like this:

12x + 3y –8

-4x - y + 8

——————

8x + 2y

Candace makes a sugar-water mixture for hummingbirds. She knows the amount of sugar used in the mixture is proportional to the amount of water used.



Which of the following could represent the relationship between the amount of sugar and water Candace should use in the mixture?

Answers

Answer:

the first image (the image with the upward sloping line)

Step-by-step explanation:

If the amount of sugar used in the mixture is proportional to the amount of water used, as more water is used, the more sugar is used. So, as more water is used, more sugar is used.

If the amount of water used is constant regardless of the amount of sugar, the appropriate graph would be the second graph. the graph with the straight line

plz i need help i don't understand it

Answers

Answer:

y=5,2 and -3

we have to put the values of X and then solve the equation.

Have a good day
Y=2-x

X=-3 the y is -1

x=0 the y is 2

x=5 the y is -3

Hope this helps ;)

what is 6/7 divided by 4/7 as an improper fraction

Answers

Answer:

3/2

1.5

1   1/2

Step-by-step explanation:

Answer:

Exact Form:

3

2

Decimal Form:

1.5

Mixed Number Form:

1

1

2

Step-by-step explanation:

PLEASE HELP ILL GIVE YOU BRAINLIIEST


The common ratio of a geometric sequence is 3 and the 8th term is 4,374. What is the 4th term in this sequence?​

Answers

Answer:

the first term is a1

the 8th term is a8

the 4th term is a4

we have:

[tex]a8=a1.3^{7}\\\\<=>4374=a1.3^{7}\\\\<=>a1=2[/tex]

with a1 = 0,002 => a4 = a1.3³ = 2.27 =54

Step-by-step explanation:

The 4th term of the given geometric sequence is 54.

What is geometrical progression series?

A geometric progression is a sequence in which any element after the first is obtained by multiplying the previous element by a constant which is called a common ratio denoted by r.

For example, the sequence 1, 4, 16, 64,… is a geometric sequence with a common ratio of r = 4.

The nth term of a GP is given as a[tex]r^{n-1}[/tex]

As per the given,

Common ratio r = 3

8th term = 4374

a(3)⁸⁻¹ = 4374

a = 2

The 4th term will be as, 2 x (3)⁴⁻¹ = 54

Hence "The 4th term of the given geometric sequence is 54".

For more information about the geometrical progression,

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The points represented by the (x, y) coordinate pairs all lie on line "k". These are the points: (1,3), (2, 1), (3,-1). (4.-3), and (5,-5). What is the slope of line k? A.2 B.5 C.-3 D.-2​

Answers

Answer:a

Step-by-step explanation:

Bsnanna

If the points (1,3), (2, 1), (3,-1). (4.-3) lie on line k, then the slope of line k is -2

Option D is the correct choice

The points that lie on the line k are:

(1,3), (2, 1), (3,-1). (4.-3), and (5,-5).

We can find the slope of the line k by picking any two points on the line

The slope m of a line passing through the points (x₁, y₁) and (x₂, y₂) is given by the formula:

[tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

On the line k, let us select the points (1,3) and (2, 1)

x₁ = 1, y₁ = 3, x₂ = 2, y₂ = 1

[tex]m = \frac{1-3}{2-1} \\\\m= \frac{-2}{1}\\\\m= -2[/tex]

Therefore, the slope of the line k is -2

Learn more here: https://brainly.com/question/21770234

A circle has a diameter of 12 inches. What is the area of the circle? А 367 inches squared B 247 inches squared C 127 inches squared D 67 inches squared​

Answers

Answer:

113.1

Step-by-step explanation:

A = πr²

A = π (6)²

A = π (36)

A = 113.09 = 113.1

$9.45 meal, 20% tip does answer know the answer

Answers

Answer: $7.56

Step-by-step explanation:

1.89 I think LOL but don’t quote me

Given f(x) = x4 – 3x3 + x – 3.

Answers

Step-by-step explanation:

hope this will help you.....

Given  [tex]f(x) = x^4 - 3x^3 + x -3[/tex]. The Limit of f (x) as x approaches negative 2 is 35.

What is a system of equations?

A system of equations is two or more equations that can be solved to get a unique solution. the power of the equation must be in one degree.

It is Given that

[tex]f(x) = x^4 - 3x^3 + x -3[/tex].

The Limit of f (x) as x approaches negative 2

[tex]f(x) = x^4 - 3x^3 + x -3\\ f(-2) = (-2)^4-3(-2)^3+(-2)-3\\= 16+24-2-3\\= 35[/tex].

Learn more about linear equations;

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HELP URGENT DUE IN 5 MINUTES URGENT PLEASE

Answers

The answer is C

x - 2y = 4
-x -x
-2y = 4 - x (divide that by 2)

Y = 1/2x - 2

x-7=13
one step equation​

Answers

Answer:

x=20

Step-by-step explanation:

Answer:

x=20

Step-by-step explanation:

Add 7 to both sides, x = 13+7 = 20

last question please get it right
Which shape has two sets of parallel sides only?

rhombus
rectangle
parallelogram
quadrilateral

Answers

Answer:

Rectangle

Step-by-step explanation:

1 up and down and one side to side that makes two. Hope this helps!! Good Luck!!! :) :) :) :)

3912 divided by 48!!!!!!!!! Pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeee

Answers

Answer:

81.5

Step-by-step explanation:

Answer:

81.5

Step-by-step explanation:

Hope this Helps!

Graph the image of the figure using the transformation given. (across y=-x)
simple easy multiple choice question

Answers

Answer:

The answer is B because if you take the line of y=-x (which you can look up on desmos if you don't know what y=-x looks like) and reflect over that line you can see that when the dot reflects over the line y=-x it goes to points (0,2)

Step-by-step explanation:

A sample of a radioactive isotope had an initial mass of 540 mg in
the year 2009 and decays exponentially over time. A measurement
in the year 2011 found that the sample's mass had decayed to 300
mg. What would be the expected mass of the sample in the year
2021, to the nearest whole number?

Answers

Answer:

16 mg

Step-by-step explanation:

[tex]N_0[/tex] = Initial mass of sample = 540 mg

t = Time taken = 2 years

[tex]t_{1/2}[/tex] = Half life of isotope

N = Final mass of sample = 300 mg

Radioactive decay is given by

[tex]N=N_0e^{-\dfrac{\ln 2}{t_{1/2}}t}\\\Rightarrow \ln\dfrac{N}{N_0}=-\dfrac{\ln 2}{t_{1/2}}t\\\Rightarrow t_{1/2}=-\dfrac{\ln2}{\ln\dfrac{N}{N_0}}t\\\Rightarrow t_{1/2}=-\dfrac{\ln2}{\ln\dfrac{300}{540}}2\\\Rightarrow t_{1/2}=2.358\ \text{years}[/tex]

In 2021 the number of years passed from 2009 would be 12 years

[tex]N=N_0e^{-\dfrac{\ln 2}{t_{1/2}}t}\\\Rightarrow N=540e^{-\dfrac{\ln 2}{2.358}12}\\\Rightarrow N=15.86\approx 16\ \text{mg}[/tex]

The expected mass of the sample in the year 2021 would be 16 mg.

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